(Also see, from 2012) âThe Aspen 50 â Forbes billionaires in Pitkin County.â) Aspenâs wealthiest men and the worldâs sixth richest, brothers Charles and David Koch, for example, are worth $6 billion more than they were a year ago â and a mind-boggling $17 billion more than in 2012.
Tests and diagnosis. A medical doctor specializing in vision and eye disorders (ophthalmologist) should conduct your child's eye exam. The exam will include an assessment of potential nystagmus, strabismus and photophobia.
Wald test. The Wald test is a parametric statistical test named after the Hungarian statistician Abraham Wald. Whenever a relationship within or between data items can be expressed as a statistical model with parameters to be estimated from a sample, the Wald test can be used to test the true value of the parameter based on the sample estimate.